Cressida O'Hanlon

Cressida Clytie O'Hanlon (born 1972) is an Australian politician from the Labor Party. She has been a member of the South Australian House of Assembly since winning the 2024 Dunstan state by-election. She contested the same seat against Premier Steven Marshall in the 2022 state election.

Cressida previously owned her own corporate mediating business before working as a political staffer to Reggie Martin MLC.

Political career
In the 2019 Australian federal election she was the Australian Labor Party candidate in the Division of Sturt but was defeated by Liberal candidate James Stevens.

In the 2024 Dunstan by-election, O’Hanlon made political history when she became the first government-backed candidate to win a seat from the opposition in a by-election in more than 116 years.

Family
Cressida is married to James O'Hanlon, Director of Citadel Secure an Australian Defense and Space Industries consulting company and her grandparents, part of the Boyd artistic dynasty, were the artists David Boyd and Hermia Boyd.